###############################################################################
# Makefile for the project of mmm
###############################################################################

## General Flags
PROJECT = mmm
MCU = atmega128

TARGET = main.elf
CC = avr-gcc.exe

## Options common to compile, link and assembly rules
COMMON = -mmcu=$(MCU)

## Compile options common for all C compilation units.
CFLAGS = $(COMMON)
CFLAGS += -Wall -gdwarf-2        -Os -fsigned-char
CFLAGS += -MD -MP -MT $(*F).o -MF dep/$(@F).d 

## Assembly specific flags
ASMFLAGS = $(COMMON)
ASMFLAGS += $(CFLAGS)
ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2

## Linker flags
LDFLAGS = $(COMMON)
LDFLAGS += 


## Intel Hex file production flags
HEX_FLASH_FLAGS = -R .eeprom

HEX_EEPROM_FLAGS = -j .eeprom
HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load"
HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0 --no-change-warnings


## Objects that must be built in order to link

OBJECTS = FAT.o LCD.o LED.o SD.o VS.o main.o 
 
## Objects explicitly added by the user
LINKONLYOBJECTS = 

## Build
all: $(TARGET) main.hex main.eep size

## Compile
FAT.o: FAT.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

LCD.o: LCD.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

LED.o: LED.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

SD.o: SD.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

VS.o: VS.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

main.o: main.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<
	
	
##Link
$(TARGET): $(OBJECTS)
	$(CC) $(LDFLAGS) $(OBJECTS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) -o $(TARGET)

	 
	 
%.hex: $(TARGET)
	avr-objcopy -O ihex $(HEX_FLASH_FLAGS)  $< $@

%.eep: $(TARGET)
	-avr-objcopy $(HEX_EEPROM_FLAGS) -O ihex $< $@ || exit 0

%.lss: $(TARGET)
	avr-objdump -h -S $< > $@


	
size: ${TARGET}
	@echo
	@avr-size -C --mcu=${MCU} ${TARGET}


## Clean target
.PHONY: clean
clean:
	-rm -rf $(OBJECTS) main.elf dep/* main.hex main.eep


## Other dependencies
-include $(shell mkdir dep 2>/dev/null) $(wildcard dep/*)

